CVE-2022-49585 Information

Description

In the Linux kernel the following vulnerability has been resolved:

tcp: Fix data-races around sysctl_tcp_fastopen_blackhole_timeout.

While reading sysctl_tcp_fastopen_blackhole_timeout it can be changed concurrently. Thus we need to add READ_ONCE() to its readers.

Reference

https://git.kernel.org/stable/c/021266ec640c7a4527e6cd4b7349a512b351de1d https://git.kernel.org/stable/c/0dc2f19d8c2636cebda7976b5ea40c6d69f0d891 https://git.kernel.org/stable/c/8afa5604e295046c02b79ccf9e2bbbf8d969d60e https://git.kernel.org/stable/c/a77a75a0e7f397550ab039f96115103e78dd5c69